Home / 947,270.12-1,307,193.90-517,565

Finding the Fourth Proportional to 947,270.12, 1,307,193.90 and 517,565

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Solution

The fourth proportional to 947,270.12, 1,307,193.90 and 517,565 is: 714,218.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,270.12 : 1,307,193.90 = 517,565 : x
  2. Step 2: Convert to fraction form
    947,270.12/1,307,193.90 = 517,565/x
  3. Step 3: Cross multiply
    947,270.12x = 1,307,193.90 × 517,565
  4. Step 4: Simplify right side
    947,270.12x = 676,557,810,853.50
  5. Step 5: Solve for x
    x = 676,557,810,853.50/947,270.12
  6. Step 6: Final answer
    x = 714,218.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.